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Biology · CELL THE UNIT OF LIFE

हिन्दी

Which of the following parts of the bacterial flagellum represents its longest portion and extends from the cell surface to the outside?

  1. Basal body
  2. Hook
  3. Axoneme
  4. Filament

Correct answer · Option 4

Filament

Explanation

Bacterial flagellum is composed of three parts—filament, hook, and basal body. The filament is the longest portion and extends from the cell surface to the outside.
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